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電(dian)(dian)容(rong)器(qi)柜(ju):也(ye)稱為(wei)補(bu)償柜(ju)。它用(yong)于(yu)改善電(dian)(dian)網的(de)(de)功率因數(shu)或補(bu)償無功功率。主要組件(jian)是并(bing)聯的(de)(de)電(dian)(dian)容(rong)器(qi)組,開關(guan)控(kong)制(zhi)回路(lu)和(he)保險絲(si)組。使用(yong)電(dian)(dian)器(qi)。帶有輸入機柜(ju)的(de)(de)普通并(bing)聯設備,可以并(bing)行操(cao)作一個(ge)或多個(ge)電(dian)(dian)容(rong)器(qi)柜(ju)。
斷開電容器柜與電源的連接后,在停電后的一定時間內(根據電容器組),不能直接觸摸機柜中的組件,尤其是電容器組,因為電容器組需要一定的時間才能完成放電過程根據電容器的大小(例如1分鐘),可能不會再次合上電容器,以免損壞電容器的過電壓。在執(zhi)行自動(dong)控制(zhi)功能時,請注意每組(zu)電容(rong)(rong)器(qi)組(zu)的(de)開關(guan)時間的(de)適(shi)當分配,以(yi)免出現(xian)一組(zu)電容(rong)(rong)器(qi)損壞而其他組(zu)很少(shao)導通的(de)情況。
必須根據制造商的使用說明書中指定的功率降低規定來使用斷路器,并且如果條件允許,可以通過測試確定斷路器。中的每(mei)個分支(zhi)斷(duan)路器(qi)應使(shi)用多少額(e)定(ding)電(dian)(dian)流?無論是用于(yu)家庭還(huan)是其他應用,現(xian)代照明設備都使(shi)用純電(dian)(dian)阻(zu)燈和燈籠。
通常使用節能燈,熒光燈和其(qi)他(ta)燈以及空(kong)調系(xi)統。像電(dian)(dian)(dian)(dian)(dian)動機(ji)(ji)這樣的(de)(de)(de)負載(zai)(zai)(zai)(zai)很常見(jian)。由于這種(zhong)類(lei)型的(de)(de)(de)負載(zai)(zai)(zai)(zai)包(bao)含(han)電(dian)(dian)(dian)(dian)(dian)感性非(fei)線性負載(zai)(zai)(zai)(zai),因此(ci)電(dian)(dian)(dian)(dian)(dian)流波形變得極為不規(gui)則,普通的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)流表無法測(ce)量諧波電(dian)(dian)(dian)(dian)(dian)流。配電(dian)(dian)(dian)(dian)(dian)箱生產廠家只需根(gen)據計算出的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)流選擇斷路器(qi)。額(e)定電(dian)(dian)(dian)(dian)(dian)流不合(he)適,因此(ci)應根(gen)據實(shi)際負載(zai)(zai)(zai)(zai)組成進行考慮。例如,對(dui)于某些具有(you)大(da)功(gong)率電(dian)(dian)(dian)(dian)(dian)動機(ji)(ji)的(de)(de)(de)負載(zai)(zai)(zai)(zai),應選擇一個斷路器(qi)來保護電(dian)(dian)(dian)(dian)(dian)動機(ji)(ji)。這就解釋了為什么是這種(zhong)情況,根(gen)據計算的(de)(de)(de)電(dian)(dian)(dian)(dian)(dian)流和電(dian)(dian)(dian)(dian)(dian)氣間(jian)隙(xi)選擇的(de)(de)(de)斷路器(qi)仍然(ran)經(jing)常過載(zai)(zai)(zai)(zai),并且端子的(de)(de)(de)溫度始(shi)終很高。